Variable name	Variable list	Variable description	Notes
unique_id	1-9010	Unique ID per journal	Variable added
publisher	text	The publisher of the journal in the particular year	Data extracted [publisher price list]
ISSN_1	####-####	"The first ISSN of the journal, usually but not always the electronic ISSN"	Data extracted [publisher price list] and cleaned
ISSN_2	####-####	"The second ISSN of the journal; usually but not always the print ISSN, if provided"	Data extracted [publisher price list] and cleaned
Journal	text	The proper title of the journal	Data extracted [publisher price list] and cleaned
OA_status	"gold, hybrid"	"The open access status of the journal, indicated by the publisher or journal website or price list"	Data extracted [publisher price list] and cleaned
APC-provided	"yes, no"	Information on whether an APC value was provided in the price list.	Variable added
APC_order	"1, 2, blank"	Order of APCs when there are two APC values per year in case of publisher or OA status change	Variable added
APC_USD	"0-11690, blank"	"APC list price in US dollars, as provided by the publisher or converted"	Data extracted [publisher price list]; data added
APC_USD-originalORconverted	"original, converted, _per_page_fee, blank"	APC USD  price if original (provided in publisher price list) or converted	Variable added
APC_EUR	"0-9750, blank"	"APC list price in Euro, as provided by the publisher or converted"	Data extracted [publisher price list]; data added
APC_EUR-originalORconverted	"original, converted, blank"	APC EUR  price if original (provided in publisher price list) or converted	Variable added
APC_GBP	"0-8490, blank"	"APC list price in Great Britain pounds, as provided by the publisher or converted"	Data extracted [publisher price list]; data added
APC_GBP-originalORconverted	"original, converted, blank"	APC GBP  price if original (provided in publisher price list) or converted	Variable added
APC_JPY	"1-1642571, blank"	"APC list price in Japanese yen, as provided by the publisher or converted"	Data extracted [publisher price list]; data added
APC_JPY-originalORconverted	"original, converted, blank"	APC JPY  price if original (provided in publisher price list) or converted	Variable added
APC_CHF	"0-10876, blank"	"APC list price in Swiss Franc, as provided by the publisher or converted"	Data extracted [publisher price list]; data added
APC_CHF-originalORconverted	"original, converted, blank"	APC CHF  price if original (provided in publisher price list) or converted	Variable added
APC_CAD	"0-15785, blank"	"APC list price in Canadian dollars, as provided by the publisher or converted"	Data extracted [publisher price list]; data added
APC_CAD-originalORconverted	"original, converted, blank"	APC CAD  price if original (provided in publisher price list) or converted	Variable added
APC_date	YYYY-MM-DD	The date of collection or Waybackmachine snapshot of the published pricelist from which the APC value was taken.	Data extracted [publisher price list]
APC_year	YYYY	The year of collection or Waybackmachine snapshot of the published pricelist from which the APC value was taken.	Variable added
APC_source	"Publisherwebsite, WaybackMachine"	Original source of price list	Variable added
Collector	"Sch�nfelder, Schares"	Name of person who collected the price list. 	Name of individual who downloaded the price list
Comment	text	Further contextual or significant details.	Variable added
